lock test

CechrGG · CechrGG · commit 1e228eb3585f · 2022-06-26T21:58:50.000+08:00
diff --git a/javacore/src/main/java/acmr/javacore/basic/thread/ReentrantLockTest2.java b/javacore/src/main/java/acmr/javacore/basic/thread/ReentrantLockTest2.java
@@ -0,0 +1,47 @@
+package acmr.javacore.basic.thread;
+
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.locks.ReentrantLock;
+
+/**
+ * @author guoguo
+ * @version 1.0.0
+ * @date 2022/6/26
+ * @description
+ */
+public class ReentrantLockTest2 {
+    public static ReentrantLock lock = new ReentrantLock();
+    public static int count = 0;
+
+    public static void main(String[] args) throws InterruptedException {
+        Thread thread1 = new Thread(() -> {
+            for(int i = 0; i < 10000; i++) {
+                lock.lock();
+                try {
+                    System.out.println(Thread.currentThread().getName() + " 竞争上岗");
+                    count++;
+                } finally {
+                    lock.unlock();
+                }
+            }
+        });
+        Thread thread2 = new Thread(() -> {
+            for(int i = 0; i < 10000; i++) {
+                lock.lock();
+                try {
+                    System.out.println(Thread.currentThread().getName() + " 竞争上岗");
+                    count++;
+                } finally {
+                    lock.unlock();
+                }
+            }
+        });
+
+        thread1.start();
+        thread2.start();
+        thread1.join();
+        thread2.join();
+
+        System.out.println(count);
+    }
+}
